The diploid number for fruit flies is 8, and the diploid number for grasshoppers is 46

Introductory Chemistry 5
What is an oxidizing agent? What is a reducing agent?

Statistics: Informed Decisions Using Data 4
Problem 17E In Problems (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y. x 2 4 6 6 7 y 4 8 10 13 20

Fundamentals of Physics: 9
A rope of negligible mass is stretched horizontally between two supports that are 3.44 Fig. 12-24 Problem 3. m apart. When an object of weight 3160 N is hung at the center of the rope, the rope is observed to sag by 35.0 cm. What is the tension in the rope?

Chemistry 11
A graduated cylinder is filled to the 40.00-mL mark with a mineral oil. The masses of the cylinder before and after the addition of the mineral oil are 124.966 g and 159.446 g, respectively. In a separate experiment, a metal ball bearing of mass 18.713 g is placed in the cylinder and the cylinder is

Essentials of Human Anatomy & Physiology 11
Compare the amount of movement possible in syn- arthrotic, amphiarthrotic, and diarthrotic joints. Relate these terms to the structural classification of joints; that is, to fibrous, cartilaginous, and synovial joints.

Biology: Concepts and Applications 10
Which of the following statements is not correct? a. Energy cannot be created or destroyed. b. Energy cannot change from one form to another. c. Energy tends to disperse spontaneously. d. Energy can be transferred.

Chemistry 13
The unit troy ounce is often used for precious metals such as gold (Au) and platinum (Pt). (1 troy ounce = 31.103 g.) (a) A gold coin weighs 2.41 troy ounces. Calculate its mass in grams. (b) Is a troy ounce heavier or lighter than an ounce? (1 lb =16 oz; 1 lb = 453.6 g.)